Home / 28,156.47-38,648.92-24,898.35

Finding the Fourth Proportional to 28,156.47, 38,648.92 and 24,898.35

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Solution

The fourth proportional to 28,156.47, 38,648.92 and 24,898.35 is: 34,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,156.47 : 38,648.92 = 24,898.35 : x
  2. Step 2: Convert to fraction form
    28,156.47/38,648.92 = 24,898.35/x
  3. Step 3: Cross multiply
    28,156.47x = 38,648.92 × 24,898.35
  4. Step 4: Simplify right side
    28,156.47x = 962,294,337.28
  5. Step 5: Solve for x
    x = 962,294,337.28/28,156.47
  6. Step 6: Final answer
    x = 34,176.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.